It's like a hunt and peck kind of a thing, and it's not cost effective.
就像猎食和啄食之类的事情,很不划算。
英语百科
Typing
Typing is the process of writing or inputting text by pressing keys on a typewriter, computer keyboard, cell phone, or calculator. It can be distinguished from other means of text input, such as handwriting and speech recognition. Text can be in the form of letters, numbers and other symbols.